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<div class="header">
  <div class="summary">
<a href="#enum-members">Enumerations</a>  </div>
  <div class="headertitle">
<div class="title">Enumerations<div class="ingroups"><a class="el" href="group__DenseMatrixManipulation__chapter.html">Dense matrix and array manipulation</a> &raquo; <a class="el" href="group__DenseMatrixManipulation__Reference.html">Reference</a> &raquo; <a class="el" href="group__Core__Module.html">Core module</a></div></div>  </div>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Various enumerations used in Eigen. Many of these are used as template parameters. </p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr class="memitem:ga9f93eac38eb83deb0e8dbd42ddf11d5d"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#ga9f93eac38eb83deb0e8dbd42ddf11d5d">Eigen::AccessorLevels</a> { <br />
&#160;&#160;<a class="el" href="group__enums.html#gga9f93eac38eb83deb0e8dbd42ddf11d5daa1f2b0e6a668b11f2958940965d2b572">Eigen::ReadOnlyAccessors</a>
, <br />
&#160;&#160;<a class="el" href="group__enums.html#gga9f93eac38eb83deb0e8dbd42ddf11d5dabcadf08230fb1a5ef7b3195745d3a458">Eigen::WriteAccessors</a>
, <br />
&#160;&#160;<a class="el" href="group__enums.html#gga9f93eac38eb83deb0e8dbd42ddf11d5da50108ad00095928de06228470ceab09e">Eigen::DirectAccessors</a>
, <br />
&#160;&#160;<a class="el" href="group__enums.html#gga9f93eac38eb83deb0e8dbd42ddf11d5dacbe59d09ba2fdf8eac127bff1a1f0234">Eigen::DirectWriteAccessors</a>
<br />
 }</td></tr>
<tr class="separator:ga9f93eac38eb83deb0e8dbd42ddf11d5d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga45fe06e29902b7a2773de05ba27b47a1"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#ga45fe06e29902b7a2773de05ba27b47a1">Eigen::AlignmentType</a> { <br />
&#160;&#160;<a class="el" href="group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a4e19dd09d5ff42295ba1d72d12a46686">Eigen::Unaligned</a>
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, <br />
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&#160;&#160;<a class="el" href="group__enums.html#gga45fe06e29902b7a2773de05ba27b47a1a60057da2408e499b5656244d0b26cc20">Eigen::Aligned128</a>
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&#160;&#160;<b>AlignedMask</b>
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, <br />
&#160;&#160;<b>AlignedMax</b>
<br />
 }</td></tr>
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<tr class="memitem:ga85fad7b87587764e5cf6b513a9e0ee5e"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#ga85fad7b87587764e5cf6b513a9e0ee5e">Eigen::ComputationInfo</a> { <br />
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<tr class="memitem:gad49a7b3738e273eb00932271b36127f7"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#gad49a7b3738e273eb00932271b36127f7">Eigen::DirectionType</a> { <br />
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<tr class="memitem:ga46eba0d5c621f590b8cf1b53af31d56e"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#ga46eba0d5c621f590b8cf1b53af31d56e">Eigen::QRPreconditioners</a> { <br />
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<tr class="memitem:gaacded1a18ae58b0f554751f6cdf9eb13"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__enums.html#gaacded1a18ae58b0f554751f6cdf9eb13">Eigen::StorageOptions</a> { <br />
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<h2 class="groupheader">Enumeration Type Documentation</h2>
<a id="ga9f93eac38eb83deb0e8dbd42ddf11d5d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga9f93eac38eb83deb0e8dbd42ddf11d5d">&#9670;&nbsp;</a></span>AccessorLevels</h2>

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          <td class="memname">enum <a class="el" href="group__enums.html#ga9f93eac38eb83deb0e8dbd42ddf11d5d">Eigen::AccessorLevels</a></td>
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<p>Used as template parameter in DenseCoeffBase and MapBase to indicate which accessors should be provided. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga9f93eac38eb83deb0e8dbd42ddf11d5daa1f2b0e6a668b11f2958940965d2b572"></a>ReadOnlyAccessors&#160;</td><td class="fielddoc"><p>Read-only access via a member function. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga9f93eac38eb83deb0e8dbd42ddf11d5dabcadf08230fb1a5ef7b3195745d3a458"></a>WriteAccessors&#160;</td><td class="fielddoc"><p>Read/write access via member functions. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga9f93eac38eb83deb0e8dbd42ddf11d5da50108ad00095928de06228470ceab09e"></a>DirectAccessors&#160;</td><td class="fielddoc"><p>Direct read-only access to the coefficients. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga9f93eac38eb83deb0e8dbd42ddf11d5dacbe59d09ba2fdf8eac127bff1a1f0234"></a>DirectWriteAccessors&#160;</td><td class="fielddoc"><p>Direct read/write access to the coefficients. </p>
</td></tr>
</table>

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<h2 class="memtitle"><span class="permalink"><a href="#ga45fe06e29902b7a2773de05ba27b47a1">&#9670;&nbsp;</a></span>AlignmentType</h2>

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          <td class="memname">enum <a class="el" href="group__enums.html#ga45fe06e29902b7a2773de05ba27b47a1">Eigen::AlignmentType</a></td>
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<p>Enum for indicating whether a buffer is aligned or not. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1a4e19dd09d5ff42295ba1d72d12a46686"></a>Unaligned&#160;</td><td class="fielddoc"><p>Data pointer has no specific alignment. </p>
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<tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1a9d99d7a9ff1da5c949bec22733bfba14"></a>Aligned8&#160;</td><td class="fielddoc"><p>Data pointer is aligned on a 8 bytes boundary. </p>
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<tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1ad0b140cd97bc74365b51843d28379655"></a>Aligned16&#160;</td><td class="fielddoc"><p>Data pointer is aligned on a 16 bytes boundary. </p>
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<tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1a8a380b1cd0c3e5a6cceac06f8235157a"></a>Aligned32&#160;</td><td class="fielddoc"><p>Data pointer is aligned on a 32 bytes boundary. </p>
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<tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1a2639cfa1e8faac751556bc0009fe95a4"></a>Aligned64&#160;</td><td class="fielddoc"><p>Data pointer is aligned on a 64 bytes boundary. </p>
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<tr><td class="fieldname"><a id="gga45fe06e29902b7a2773de05ba27b47a1a60057da2408e499b5656244d0b26cc20"></a>Aligned128&#160;</td><td class="fielddoc"><p>Data pointer is aligned on a 128 bytes boundary. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga85fad7b87587764e5cf6b513a9e0ee5e">&#9670;&nbsp;</a></span>ComputationInfo</h2>

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<p>Enum for reporting the status of a computation. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga85fad7b87587764e5cf6b513a9e0ee5ea671a2aeb0f527802806a441d58a80fcf"></a>Success&#160;</td><td class="fielddoc"><p>Computation was successful. </p>
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<tr><td class="fieldname"><a id="gga85fad7b87587764e5cf6b513a9e0ee5ea1c6e20706575a629b27a105f07f1883b"></a>NumericalIssue&#160;</td><td class="fielddoc"><p>The provided data did not satisfy the prerequisites. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#gae3e239fb70022eb8747994cf5d68b4a9">&#9670;&nbsp;</a></span>DecompositionOptions</h2>

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<p>Enum with options to give to various decompositions. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a9fa9302d510cee20c26311154937e23f"></a>ComputeFullU&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1JacobiSVD.html" title="Two-sided Jacobi SVD decomposition of a rectangular matrix.">JacobiSVD</a> to indicate that the square matrix U is to be computed. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9aa7fb4e98834788d0b1b0f2b8467d2527"></a>ComputeThinU&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1JacobiSVD.html" title="Two-sided Jacobi SVD decomposition of a rectangular matrix.">JacobiSVD</a> to indicate that the thin matrix U is to be computed. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a36581f7c662f7def31efd500c284f930"></a>ComputeFullV&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1JacobiSVD.html" title="Two-sided Jacobi SVD decomposition of a rectangular matrix.">JacobiSVD</a> to indicate that the square matrix V is to be computed. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a540036417bfecf2e791a70948c227f47"></a>ComputeThinV&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1JacobiSVD.html" title="Two-sided Jacobi SVD decomposition of a rectangular matrix.">JacobiSVD</a> to indicate that the thin matrix V is to be computed. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9afd06633f270207c373875fd7ca03e906"></a>EigenvaluesOnly&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1SelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of selfadjoint matrices.">SelfAdjointEigenSolver</a> and <a class="el" href="classEigen_1_1GeneralizedSelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of the generalized selfadjoint eigen problem.">GeneralizedSelfAdjointEigenSolver</a> to specify that only the eigenvalues are to be computed and not the eigenvectors. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a7f7d17fba3c9bb92158e346d5979d0f4"></a>ComputeEigenvectors&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1SelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of selfadjoint matrices.">SelfAdjointEigenSolver</a> and <a class="el" href="classEigen_1_1GeneralizedSelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of the generalized selfadjoint eigen problem.">GeneralizedSelfAdjointEigenSolver</a> to specify that both the eigenvalues and the eigenvectors are to be computed. </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a5eb11a88a4bd445f58f1b24598d3848f"></a>Ax_lBx&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1GeneralizedSelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of the generalized selfadjoint eigen problem.">GeneralizedSelfAdjointEigenSolver</a> to indicate that it should solve the generalized eigenproblem \( Ax = \lambda B x \). </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a9a7d9813cec527e299a36b749b0f7e1e"></a>ABx_lx&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1GeneralizedSelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of the generalized selfadjoint eigen problem.">GeneralizedSelfAdjointEigenSolver</a> to indicate that it should solve the generalized eigenproblem \( ABx = \lambda x \). </p>
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<tr><td class="fieldname"><a id="ggae3e239fb70022eb8747994cf5d68b4a9a9870817d373c41ba0dc7f6b5ab0895b8"></a>BAx_lx&#160;</td><td class="fielddoc"><p>Used in <a class="el" href="classEigen_1_1GeneralizedSelfAdjointEigenSolver.html" title="Computes eigenvalues and eigenvectors of the generalized selfadjoint eigen problem.">GeneralizedSelfAdjointEigenSolver</a> to indicate that it should solve the generalized eigenproblem \( BAx = \lambda x \). </p>
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<h2 class="memtitle"><span class="permalink"><a href="#gad49a7b3738e273eb00932271b36127f7">&#9670;&nbsp;</a></span>DirectionType</h2>

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<p>Enum containing possible values for the <code>Direction</code> parameter of <a class="el" href="classEigen_1_1Reverse.html" title="Expression of the reverse of a vector or matrix.">Reverse</a>, <a class="el" href="classEigen_1_1PartialReduxExpr.html" title="Generic expression of a partially reduxed matrix.">PartialReduxExpr</a> and <a class="el" href="classEigen_1_1VectorwiseOp.html" title="Pseudo expression providing broadcasting and partial reduction operations.">VectorwiseOp</a>. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e"></a>Vertical&#160;</td><td class="fielddoc"><p>For <a class="el" href="classEigen_1_1Reverse.html" title="Expression of the reverse of a vector or matrix.">Reverse</a>, all columns are reversed; for <a class="el" href="classEigen_1_1PartialReduxExpr.html" title="Generic expression of a partially reduxed matrix.">PartialReduxExpr</a> and <a class="el" href="classEigen_1_1VectorwiseOp.html" title="Pseudo expression providing broadcasting and partial reduction operations.">VectorwiseOp</a>, act on columns. </p>
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<tr><td class="fieldname"><a id="ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4"></a>Horizontal&#160;</td><td class="fielddoc"><p>For <a class="el" href="classEigen_1_1Reverse.html" title="Expression of the reverse of a vector or matrix.">Reverse</a>, all rows are reversed; for <a class="el" href="classEigen_1_1PartialReduxExpr.html" title="Generic expression of a partially reduxed matrix.">PartialReduxExpr</a> and <a class="el" href="classEigen_1_1VectorwiseOp.html" title="Pseudo expression providing broadcasting and partial reduction operations.">VectorwiseOp</a>, act on rows. </p>
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<tr><td class="fieldname"><a id="ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794"></a>BothDirections&#160;</td><td class="fielddoc"><p>For <a class="el" href="classEigen_1_1Reverse.html" title="Expression of the reverse of a vector or matrix.">Reverse</a>, both rows and columns are reversed; not used for <a class="el" href="classEigen_1_1PartialReduxExpr.html" title="Generic expression of a partially reduxed matrix.">PartialReduxExpr</a> and <a class="el" href="classEigen_1_1VectorwiseOp.html" title="Pseudo expression providing broadcasting and partial reduction operations.">VectorwiseOp</a>. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga7f4e3f96895bdb325eab1a0b651e211f">&#9670;&nbsp;</a></span>NaNPropagationOptions</h2>

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<p>Enum for specifying NaN-propagation behavior, e.g. for coeff-wise min/max. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga7f4e3f96895bdb325eab1a0b651e211fa917fa8982b7eb0cbb440d38ee50e0b9c"></a>PropagateFast&#160;</td><td class="fielddoc"><p>Implementation defined behavior if NaNs are present. </p>
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<tr><td class="fieldname"><a id="gga7f4e3f96895bdb325eab1a0b651e211fa1d414f9966ecba69cd840b8def472c4a"></a>PropagateNaN&#160;</td><td class="fielddoc"><p>Always propagate NaNs. </p>
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<tr><td class="fieldname"><a id="gga7f4e3f96895bdb325eab1a0b651e211fa5bfaff916ad4913fd04fe2e92c5c32ae"></a>PropagateNumbers&#160;</td><td class="fielddoc"><p>Always propagate not-NaNs. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga46eba0d5c621f590b8cf1b53af31d56e">&#9670;&nbsp;</a></span>QRPreconditioners</h2>

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<p>Possible values for the <code>QRPreconditioner</code> template parameter of <a class="el" href="classEigen_1_1JacobiSVD.html" title="Two-sided Jacobi SVD decomposition of a rectangular matrix.">JacobiSVD</a>. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga46eba0d5c621f590b8cf1b53af31d56eabd2e2f4875c5b4b6e602a433d90c4e5e"></a>ColPivHouseholderQRPreconditioner&#160;</td><td class="fielddoc"><p>Use a QR decomposition with column pivoting as the first step. </p>
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<tr><td class="fieldname"><a id="gga46eba0d5c621f590b8cf1b53af31d56ea2e95bc818f975b19def01e93d240dece"></a>NoQRPreconditioner&#160;</td><td class="fielddoc"><p>Do not specify what is to be done if the SVD of a non-square matrix is asked for. </p>
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<tr><td class="fieldname"><a id="gga46eba0d5c621f590b8cf1b53af31d56ea9c660eb3336bf8c77ce9d081ca07cbdd"></a>HouseholderQRPreconditioner&#160;</td><td class="fielddoc"><p>Use a QR decomposition without pivoting as the first step. </p>
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<tr><td class="fieldname"><a id="gga46eba0d5c621f590b8cf1b53af31d56eabd745dcaff7019c5f918c68809e5ea50"></a>FullPivHouseholderQRPreconditioner&#160;</td><td class="fielddoc"><p>Use a QR decomposition with full pivoting as the first step. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#gac22de43beeac7a78b384f99bed5cee0b">&#9670;&nbsp;</a></span>SideType</h2>

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<p>Enum for specifying whether to apply or solve on the left or right. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="ggac22de43beeac7a78b384f99bed5cee0ba21b30a61e9cb10c967aec17567804007"></a>OnTheLeft&#160;</td><td class="fielddoc"><p>Apply transformation on the left. </p>
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<tr><td class="fieldname"><a id="ggac22de43beeac7a78b384f99bed5cee0ba329fc3a54ceb2b6e0e73b400998b8a82"></a>OnTheRight&#160;</td><td class="fielddoc"><p>Apply transformation on the right. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#gaacded1a18ae58b0f554751f6cdf9eb13">&#9670;&nbsp;</a></span>StorageOptions</h2>

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<p>Enum containing possible values for the <code>Options_</code> template parameter of <a class="el" href="classEigen_1_1Matrix.html" title="The matrix class, also used for vectors and row-vectors.">Matrix</a>, <a class="el" href="classEigen_1_1Array.html" title="General-purpose arrays with easy API for coefficient-wise operations.">Array</a> and BandMatrix. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="ggaacded1a18ae58b0f554751f6cdf9eb13a0103672ae41005ab03b4176c765afd62"></a>ColMajor&#160;</td><td class="fielddoc"><p>Storage order is column major (see <a class="el" href="group__TopicStorageOrders.html">Storage orders</a>). </p>
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<tr><td class="fieldname"><a id="ggaacded1a18ae58b0f554751f6cdf9eb13a77c993a8d9f6efe5c1159fb2ab07dd4f"></a>RowMajor&#160;</td><td class="fielddoc"><p>Storage order is row major (see <a class="el" href="group__TopicStorageOrders.html">Storage orders</a>). </p>
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<tr><td class="fieldname"><a id="ggaacded1a18ae58b0f554751f6cdf9eb13ad0e7f67d40bcde3d41c12849b16ce6ea"></a>AutoAlign&#160;</td><td class="fielddoc"><p>Align the matrix itself if it is vectorizable fixed-size </p>
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<tr><td class="fieldname"><a id="ggaacded1a18ae58b0f554751f6cdf9eb13a56908522e51443a0aa0567f879c2e78a"></a>DontAlign&#160;</td><td class="fielddoc"><p>Don't require alignment for the matrix itself (the array of coefficients, if dynamically allocated, may still be requested to be aligned) </p>
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<h2 class="memtitle"><span class="permalink"><a href="#gaee59a86102f150923b0cac6d4ff05107">&#9670;&nbsp;</a></span>TransformTraits</h2>

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<p>Enum used to specify how a particular transformation is stored in a matrix. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classEigen_1_1Transform.html" title="Represents an homogeneous transformation in a N dimensional space.">Transform</a>, <a class="el" href="classEigen_1_1Hyperplane.html#afb4d86eb3d2bb8311681067df71499de">Hyperplane::transform()</a>. </dd></dl>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="ggaee59a86102f150923b0cac6d4ff05107a84413028615d2d718bafd2dfb93dafef"></a>Isometry&#160;</td><td class="fielddoc"><p>Transformation is an isometry. </p>
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<tr><td class="fieldname"><a id="ggaee59a86102f150923b0cac6d4ff05107a0872f0a82453aaae40339c33acbb31fb"></a>Affine&#160;</td><td class="fielddoc"><p>Transformation is an affine transformation stored as a (Dim+1)^2 matrix whose last row is assumed to be [0 ... 0 1]. </p>
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<tr><td class="fieldname"><a id="ggaee59a86102f150923b0cac6d4ff05107a8192e8fdb2ec3ec46d92956cc83ef490"></a>AffineCompact&#160;</td><td class="fielddoc"><p>Transformation is an affine transformation stored as a (Dim) x (Dim+1) matrix. </p>
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<tr><td class="fieldname"><a id="ggaee59a86102f150923b0cac6d4ff05107a0f7338b8672884554e8642bce9e44183"></a>Projective&#160;</td><td class="fielddoc"><p>Transformation is a general projective transformation stored as a (Dim+1)^2 matrix. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga39e3366ff5554d731e7dc8bb642f83cd">&#9670;&nbsp;</a></span>UpLoType</h2>

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<p>Enum containing possible values for the <code>Mode</code> or <code>UpLo</code> parameter of MatrixBase::selfadjointView() and MatrixBase::triangularView(), and selfadjoint solvers. </p>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdaf581029282d421eee5aae14238c6f749"></a>Lower&#160;</td><td class="fielddoc"><p>View matrix as a lower triangular matrix. </p>
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<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdafca2ccebb604f171656deb53e8c083c1"></a>Upper&#160;</td><td class="fielddoc"><p>View matrix as an upper triangular matrix. </p>
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<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cda2ef430bff6cc12c2d1e0ef01b95f7ff3"></a>UnitDiag&#160;</td><td class="fielddoc"><p>Matrix has ones on the diagonal; to be used in combination with <a class="el" href="group__enums.html#gga39e3366ff5554d731e7dc8bb642f83cdaf581029282d421eee5aae14238c6f749">Lower</a> or <a class="el" href="group__enums.html#gga39e3366ff5554d731e7dc8bb642f83cdafca2ccebb604f171656deb53e8c083c1">Upper</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdac4dc554a61510151ddd5bafaf6040223"></a>ZeroDiag&#160;</td><td class="fielddoc"><p>Matrix has zeros on the diagonal; to be used in combination with <a class="el" href="group__enums.html#gga39e3366ff5554d731e7dc8bb642f83cdaf581029282d421eee5aae14238c6f749">Lower</a> or <a class="el" href="group__enums.html#gga39e3366ff5554d731e7dc8bb642f83cdafca2ccebb604f171656deb53e8c083c1">Upper</a>. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cda8f40b928c10a71ba03e5f75ad2a72fda"></a>UnitLower&#160;</td><td class="fielddoc"><p>View matrix as a lower triangular matrix with ones on the diagonal. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdadd28224d7ea92689930be73c1b50b0ad"></a>UnitUpper&#160;</td><td class="fielddoc"><p>View matrix as an upper triangular matrix with ones on the diagonal. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cda2424988b6fca98be70b595632753ba81"></a>StrictlyLower&#160;</td><td class="fielddoc"><p>View matrix as a lower triangular matrix with zeros on the diagonal. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cda7b37877e0b9b0df28c9c2b669a633265"></a>StrictlyUpper&#160;</td><td class="fielddoc"><p>View matrix as an upper triangular matrix with zeros on the diagonal. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdacf9ccb2016f8b9c0f3268f05a1e75821"></a>SelfAdjoint&#160;</td><td class="fielddoc"><p>Used in BandMatrix and <a class="el" href="classEigen_1_1SelfAdjointView.html" title="Expression of a selfadjoint matrix from a triangular part of a dense matrix.">SelfAdjointView</a> to indicate that the matrix is self-adjoint. </p>
</td></tr>
<tr><td class="fieldname"><a id="gga39e3366ff5554d731e7dc8bb642f83cdad5381b2d1c8973a08303c94e7da02333"></a>Symmetric&#160;</td><td class="fielddoc"><p>Used to support symmetric, non-selfadjoint, complex matrices. </p>
</td></tr>
</table>

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